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已知他剛開始的水銀柱高是75.5(固定
當時的標準氣壓是76整
但是他後來實驗室內的大氣壓力逐漸增加到76.5
但他沒有說是固定的所以玻璃管的柱高也不會剛剛好76,他只有說增加到76.5(注意是實驗室內的不是水銀)
所以答案因該是75.5-76才對
(有問題的話可以糾正我
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